28639047852

素因数分解:

$2^2\times 3^6\times {\mathrm{19}}^1\times {\mathrm{73}}^2\times {\mathrm{97}}^1$

素因数の和:284

約数の個数: 252

約数和(自身を含む): 81023171880

約数和(自身を除く): 52384124028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 73, 76, 81, 97, 108, 114, 146, 162, 171, 194, 219, 228, 243, 291, 292, 324, 342, 388, 438, 486, 513, 582, 657, 684, 729, 873, 876, 972, 1026, 1164, 1314, 1387, 1458, 1539, 1746, 1843, 1971, 2052, 2619, 2628, 2774, 2916, 3078, 3492, 3686, 3942, 4161, 4617, 5238, 5329, 5529, 5548, 5913, 6156, 7081, 7372, 7857, 7884, 8322, 9234, 10476, 10658, 11058, 11826, 12483, 13851, 14162, 15714, 15987, 16587, 16644, 17739, 18468, 21243, 21316, 22116, 23571, 23652, 24966, 27702, 28324, 31428, 31974, 33174, 35478, 37449, 42486, 47142, 47961, 49761, 49932, 53217, 55404, 63729, 63948, 66348, 70713, 70956, 74898, 84972, 94284, 95922, 99522, 101251, 106434, 112347, 127458, 134539, 141426, 143883, 149283, 149796, 191187, 191844, 199044, 202502, 212868, 224694, 254916, 269078, 282852, 287766, 298566, 303753, 337041, 382374, 403617, 405004, 431649, 447849, 449388, 516913, 538156, 573561, 575532, 597132, 607506, 674082, 764748, 807234, 863298, 895698, 911259, 1011123, 1033826, 1147122, 1210851, 1215012, 1294947, 1343547, 1348164, 1550739, 1614468, 1720683, 1726596, 1791396, 1822518, 2022246, 2067652, 2294244, 2421702, 2589894, 2687094, 2733777, 3101478, 3441366, 3632553, 3645036, 3884841, 4044492, 4652217, 4843404, 5162049, 5179788, 5374188, 5467554, 6202956, 6882732, 7265106, 7769682, 8201331, 9304434, 9821347, 10324098, 10897659, 10935108, 13956651, 14530212, 15539364, 16402662, 18608868, 19642694, 20648196, 21795318, 24603993, 27913302, 29464041, 32692977, 32805324, 39285388, 41869953, 43590636, 49207986, 55826604, 58928082, 65385954, 73811979, 83739906, 88392123, 98078931, 98415972, 117856164, 125609859, 130771908, 147623958, 167479812, 176784246, 196157862, 251219718, 265176369, 295247916, 353568492, 376829577, 392315724, 502439436, 530352738, 753659154, 795529107, 1060705476, 1507318308, 1591058214, 2386587321, 3182116428, 4773174642, 7159761963, 9546349284, 14319523926, 28639047852]

約数ペア:

[(1, 28639047852), (2, 14319523926), (3, 9546349284), (4, 7159761963), (6, 4773174642), (9, 3182116428), (12, 2386587321), (18, 1591058214), (19, 1507318308), (27, 1060705476), (36, 795529107), (38, 753659154), (54, 530352738), (57, 502439436), (73, 392315724), (76, 376829577), (81, 353568492), (97, 295247916), (108, 265176369), (114, 251219718), (146, 196157862), (162, 176784246), (171, 167479812), (194, 147623958), (219, 130771908), (228, 125609859), (243, 117856164), (291, 98415972), (292, 98078931), (324, 88392123), (342, 83739906), (388, 73811979), (438, 65385954), (486, 58928082), (513, 55826604), (582, 49207986), (657, 43590636), (684, 41869953), (729, 39285388), (873, 32805324), (876, 32692977), (972, 29464041), (1026, 27913302), (1164, 24603993), (1314, 21795318), (1387, 20648196), (1458, 19642694), (1539, 18608868), (1746, 16402662), (1843, 15539364), (1971, 14530212), (2052, 13956651), (2619, 10935108), (2628, 10897659), (2774, 10324098), (2916, 9821347), (3078, 9304434), (3492, 8201331), (3686, 7769682), (3942, 7265106), (4161, 6882732), (4617, 6202956), (5238, 5467554), (5329, 5374188), (5529, 5179788), (5548, 5162049), (5913, 4843404), (6156, 4652217), (7081, 4044492), (7372, 3884841), (7857, 3645036), (7884, 3632553), (8322, 3441366), (9234, 3101478), (10476, 2733777), (10658, 2687094), (11058, 2589894), (11826, 2421702), (12483, 2294244), (13851, 2067652), (14162, 2022246), (15714, 1822518), (15987, 1791396), (16587, 1726596), (16644, 1720683), (17739, 1614468), (18468, 1550739), (21243, 1348164), (21316, 1343547), (22116, 1294947), (23571, 1215012), (23652, 1210851), (24966, 1147122), (27702, 1033826), (28324, 1011123), (31428, 911259), (31974, 895698), (33174, 863298), (35478, 807234), (37449, 764748), (42486, 674082), (47142, 607506), (47961, 597132), (49761, 575532), (49932, 573561), (53217, 538156), (55404, 516913), (63729, 449388), (63948, 447849), (66348, 431649), (70713, 405004), (70956, 403617), (74898, 382374), (84972, 337041), (94284, 303753), (95922, 298566), (99522, 287766), (101251, 282852), (106434, 269078), (112347, 254916), (127458, 224694), (134539, 212868), (141426, 202502), (143883, 199044), (149283, 191844), (149796, 191187)]